RUHS
Second Year MBBS Examination
MBBS MICROBIOLOGY PAPER I
Time: 3 hours
Max Marks: 40

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Date: 10-10-2020
Instructions: Question 1 in Section A and
Question 5 in Section B are Compulsory.
Attempt any two questions from rest of the
questions in each section. (Use separate

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answer sheet for each section)
Section 1
1.Discuss the production of monoclonal
antibodies and their applications.
(10)

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2.Write short notes on:
(5)
a. Bacterial growth curve (A. 22)
b. Spaulding classification of medical devices
3.Write briefly on:

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(5)
a. Laboratory diagnosis of typhoid fever
b. Molecular methods for T. B. diagnosis
4.Write briefly on following:
(5)

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a. Capsule and slime layer
b. Autoclave(A. 31)
c. Transport media(A. 43)
d. Lyophilization

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Section 2

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5.Enumerate the causes of diarrhea and
discuss in detail its laboratory diagnosis. (A.
306, 309, 676)
(10)
6.Write short notes on:

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(5)
a. Non suppurative complications of
streptococcus pyogenes infection.
b. Scrub typhus
7.Write briefly on:

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(5)
a. Type IV hypersensitivity
b. Immunocromatographic tests
8.Adjuvants
(5)

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a. Coagulase test
b. Plasmid
c. Difference between mutational and
transferable drug resistance.
d. Live vaccines.

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